<html><body><div class='definition'><pre><a href="psi_element://#module#OptionalParameterType">OptionalParameterType</a><br>def <b>open</b>(encoding: Optional[<a href="psi_element://#typename#str">str</a>] = None,
         errors: Optional[<a href="psi_element://#typename#str">str</a>] = None) -&gt; None</pre></div></body></html>